Southwestern Grand Banks
Forecast
Marine Forecast
Issued 03:00 AM NDT 01 April 2023
Today Tonight and Sunday.
Gale warning in effect.
Wind north 25 knots backing to northwest 20 early this morning then to west 10 to 15 late this morning. Wind increasing to south 25 early this evening and to south 35 late this evening. Wind veering to southwest 45 overnight then diminishing to west 25 Sunday evening.
Rain beginning this evening changing to showers and fog banks overnight.
Waves
Extended Forecast
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Southwestern Grand Banks
Issued 10:00 AM EDT 31 March 2023 Today Tonight and SaturdayIce Edge
Ice edge estimated from Newfoundland near 4710N 5251W to 4704N 5213Wto 4745N 5200W to 4929N 5241W to 5033N 5446W to 5435N 5311W to 5803N
5756W then northeastward. Sea ice north then west of the ice edge.
Ice Coverage
Bergy water.
Ice Forecasts
Tail of the Grand Banks
Issued 10:00 AM EDT 31 March 2023 Today Tonight and SaturdayIce Edge
Ice edge estimated from Newfoundland near 4710N 5251W to 4704N 5213Wto 4745N 5200W to 4929N 5241W to 5033N 5446W to 5435N 5311W to 5803N
5756W then northeastward. Sea ice north then west of the ice edge.
Ice Coverage
Forecasts available to mariners upon request.
Iceberg Bulletin
Southwestern Grand Banks
Issued 2:57 PM EDT 31 March 2023Iceberg Limit
Iceberg limit at 0000 UTC 1 Apr estimated from Newfoundland near4655N 5550W to 4430N 5325W to 4430N 4635W to 4815N 4345W to 5835N
5540W to 5900N 4900W then eastwards.
Western iceberg limit at 0000 UTC 1 Apr estimated from Quebec near
5015N 6058W to Newfoundland near 4840N 5829W.
Iceberg Count
No confirmed icebergs except less than 10 icebergs north of theiceberg limit.
Iceberg Bulletin
Tail of the Grand Banks
Issued 2:57 PM EDT 31 March 2023Iceberg Limit
Iceberg limit at 0000 UTC 1 Apr estimated from Newfoundland near4655N 5550W to 4430N 5325W to 4430N 4635W to 4815N 4345W to 5835N
5540W to 5900N 4900W then eastwards.
Western iceberg limit at 0000 UTC 1 Apr estimated from Quebec near
5015N 6058W to Newfoundland near 4840N 5829W.
Iceberg Count
Forecasts available to mariners upon request.Warnings
Warnings (In effect)
Gale warning in effect
Southwestern Grand Banks
Issued 03:00 AM NDT 01 April 2023'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM NDT 1 April 2023 Today Tonight and Sunday At 3:00 a.m. NDT today low 979 mb located southeast of the GrandBanks.
By 10:00 a.m. NDT today departing low 983 mb located east of the
Grand Banks.
At 3:00 a.m. NDT today low 988 mb located over the Great Lakes.
By 3:00 a.m. NDT Sunday low 984 mb located over the Gulf of
St. Lawrence.
At 3:00 a.m. NDT today ridge located on a line northeast-southwest
over Newfoundland.
By 3:00 a.m. NDT Sunday ridge located east of the Marine District.
Marine Weather Statement
Issued 2:51 AM NDT 1 April 2023 A deep low pressure system southeast of the Grand Banks will continueeast of the marine district this morning. Strong to gale force north
to northwesterly winds over the Grand Banks will ease as the low
departs.
An intensifying low pressure system will approach the Gulf of St.
Lawrence tonight and move over Southeastern Labrador on Sunday.
Strong to gale force southeasterlies will develop over all waters
ahead of this system and will shift to strong to gale force west to
southwesterlies in its wake.
Marine interests are advised that gale warnings are in effect for all
waters except the Strait of Belle Isle and the Northeast Gulf.
Atlantic - Maritimes Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore
- East Coast
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank - northern half
- Georges Bank - southern half
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Northumberland Strait - eastern half
- Northumberland Strait - western half
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Sable
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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